Airtel is the fatest internet providing telicom service which provides the 4g speed upto 11.5 mbps. It is the best data speed compared to other network. Airtel has the most towers compared to other and gives you full network strength that can be make your browsing speed. And the other thing is that airtel has recently open challenged with it’s speed. I am using a airtel 4g sim with 4g data plan which gives me a high speed Internet. In my persinal experience aitel is giving the high speed internet compered to other network and I have tested other network also like idea, bsnl etc. Airtel gives the better speed. In airtel the data plans are much coster but the speed is awesome. So finally I would like to suggest you that Airtel is the widest network ever that provides network where ever you go and it provides you seamless internet speed. And the customer support also very good in Airtel.